San Francisco 49ers quarterback Alex Smith (11), on left, throws the ball as quarterback Colin Kaepernick (7) watches during practice at the San Francisco
San Francisco 49ers quarterback Alex Smith (11), on left, throws the ball as quarterback Colin Kaepernick (7) watches during practice at the San Francisco 49ers Fan Fest at Candlestick Park, San Francisco, Calif., on Sunday, Aug. 12, 2012. (Josie Lepe/Staff)